Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Reference 231.55.34.20.55.001

About this watch

The Omega Aqua Terra 231.55.34.20.55.001 is a masterful blend of craftsmanship and elegance, featuring a stunning yellow gold case, diamond-set bezel, and mother of pearl dial that exudes sophistication and style. Powered by the Omega caliber 8521 with Co-Axial Escapement, this watch boasts exceptional timekeeping precision and requires less frequent servicing. The 34mm case is crafted from luxurious yellow gold, exuding elegance and sophistication, while the gem-set bezel adds a touch of opulence. The mother of pearl dial brings a unique depth and shimmer that's hard to ignore, making it perfect for both day and night wear. With a water resistance of 150m, this watch can handle everyday splashes and is even suitable for swimming. The sapphire crystal enhances its durability, while the open case back allows you to admire the intricate workings of the Omega caliber 8521. The watch comes with a beautifully crafted yellow gold bracelet that provides exceptional comfort and style.
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MSRP: $35,800
Market Price: $15,740

Key Features

  • Omega Caliber 8521 Co-Axial Escapement Movement
  • Yellow Gold 34mm Case with Diamond-Set Bezel
  • Mother of Pearl Dial with Gem-Set Indexes
  • Sapphire Crystal for Enhanced Durability
  • Water Resistance up to 150m
  • Adjustable Yellow Gold Bracelet
  • Open Case Back with Exclusive Geneva Waves

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet
Reference
231.55.34.20.55.001
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra Shades

Omega Seamaster Aqua Terra Shades

This Omega Aqua Terra Shades features a 38mm case, sun-brushed lavender dial, and an automatic master chronometer certified movement.

  • Condition: Very good
  • Case diameter: 38mm
  • Bracelet material: metal (updated version with quick extension)
Posted at
Nov 1, 2025, 11:59 AM
Active
[WTS] Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

This is the Omega Seamaster Aqua Terra “PyeongChang 2018” Limited Edition, released to commemorate the 2018 Winter Olympics in South Korea. It features a blue teak dial and a stainless steel case with 150m water resistance, powered by the Co-Axial Master Chronometer Calibre 8500.

  • Condition: Excellent overall with faint surface wear from light use
  • Case size: 41.5mm
  • Water resistance: 150m
  • Depth rating: 150m water resistance
Posted at
Oct 31, 2025, 10:01 PM
Active
[WTS] Omega Seamaster Aqua Terra 41 Black (Ref 220.10.41.21.01.001)

Omega Seamaster Aqua Terra 41 Black (Ref 220.10.41.21.01.001)

This Omega Seamaster Aqua Terra features a black 'teak-deck' patterned dial and a 41mm stainless steel case with a transparent sapphire caseback, making it a stylish and functional watch for everyday wear and light water activities.

  • Condition: Excellent Condition
  • Movement: Calibre 8900 - METAS-certified, anti-magnetic up to 15,000 gauss, 60-hour power reserve
  • Case size: 41 mm diameter
  • Water resistance: 150 m / 500 ft depth rating
Posted at
Oct 31, 2025, 8:41 PM
Active
[WTS] Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)

Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)

This Omega Seamaster Aqua Terra 41mm is a brand new, unused watch with a white dial and orange accent. It comes with the full set, including OEM rubber strap, inner/outer boxes, cards, and manual.

  • Condition: Like new with minimal signs of wear
  • Warranty: 5-year full warranty from Omega
  • Set included: Full set including inner/outer boxes, three cards (Pictogram, Master Chronometer, Warranty), and manual
Posted at
Oct 31, 2025, 2:54 PM
Active
[WTS] (2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600

(2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600

Omega - 2504.30 · $2,600
A first generation 2008 Omega Seamaster Aqua Terra in excellent condition with a silver dial and automatic movement.

  • Condition: Freshly polished, recently serviced
  • Case size: 36mm
  • Diameter: 36mm
Posted at
Oct 31, 2025, 5:12 AM
Active
[WTS] Omega Seamaster Aqua Terra 2504.50 36mm Black Dial $2400

Omega Seamaster Aqua Terra 2504.50 36mm Black Dial $2400

Omega - 2504.50 · $2,400
The Omega Seamaster Aqua Terra is a luxury watch featuring a black dial and 36mm case size.

  • Condition: Excellent
  • Movement: 2500c
  • Case Size: 36mm
Posted at
Oct 31, 2025, 3:48 AM
Active
[WTS] Omega Turquoise Aqua Terra 38mm Unworn 12/24 Warranty

Omega Turquoise Aqua Terra 38mm Unworn 12/24 Warranty

This Omega Seamaster Aqua Terra features a stunning turquoise gradient dial and is powered by the excellent Master Chronometer movement, making it a fantastic everyday watch.

  • Condition: Excellent, unworn
  • Movement Type: Master Chronometer Calibre 8800
  • Power Reserve: 55 hours
  • Water Resistance: 150m (500ft)
Posted at
Oct 30, 2025, 4:03 PM
Active
[WTS] Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

This Omega Seamaster Aqua Terra Co-Axial is a 42mm watch available for sale.

  • Condition: Fresh, serviced
  • Bracelet length: 7.25 inches
Posted at
Oct 30, 2025, 3:53 PM
Active